Add MATLAB support to GitHub Actions (#8)

* Update ci.yml
* Update testflags.py
* Use MATLAB tests to use ubuntu-18.04 to avoid LD_PRELOAD MATLAB workaround

.github/workflows/ci.yml

@@ -92,6 +92,18 @@ jobs:
         - SWIGLANG: lua
         - SWIGLANG: lua
           VER: '5.3'
+        - SWIGLANG: matlab
+          VER: R2020a
+          os: ubuntu-18.04
+        - SWIGLANG: matlab
+          VER: R2020b
+          os: ubuntu-18.04
+        - SWIGLANG: matlab
+          VER: R2021a
+          os: ubuntu-18.04
+        - SWIGLANG: matlab
+          VER: R2021b
+          os: ubuntu-18.04
         - SWIGLANG: octave
           CPPSTD: c++11
         - SWIGLANG: octave
@@ -382,6 +394,12 @@ jobs:
           $CC --version
           $CXX --version
 
+    - name: Setup MATLAB (if SWIGLANG == matlab)
+      if: contains(matrix.SWIGLANG, 'matlab')
+      uses: matlab-actions/setup-matlab@v1
+      with:
+        release: ${{ matrix.VER }}
+
     - name: Configure
       run: |
           source $GITHUB_WORKSPACE/Tools/CI-linux-environment.sh

Tools/testflags.py

@@ -16,6 +16,7 @@ def get_cflags(language, std, compiler):
           "java":"-Werror " + c_common,
     "javascript":"-Werror " + c_common,
            "lua":"-Werror " + c_common,
+        "matlab": c_common,
       "mzscheme":"-Werror " + c_common,
          "ocaml":"-Werror " + c_common,
         "octave":"-Werror " + c_common,
@@ -47,6 +48,7 @@ def get_cxxflags(language, std, compiler):
           "java":"-Werror " + cxx_common,
     "javascript":"-Werror " + cxx_common + " -Wno-error=unused-function", # Until overload_rename is fixed for node
            "lua":"-Werror " + cxx_common,
+        "matlab": cxx_common,
       "mzscheme":"-Werror " + cxx_common,
          "ocaml":"-Werror " + cxx_common,
         "octave":"-Werror " + cxx_common,